//请实现一个函数，把字符串 s 中的每个空格替换成"%20"。 
//
// 
//
// 示例 1： 
//
// 输入：s = "We are happy."
//输出："We%20are%20happy." 
//
// 
//
// 限制： 
//
// 0 <= s 的长度 <= 10000 
// Related Topics 字符串 
// 👍 180 👎 0

package leetcode.editor.cn;

/**
 * @Author:xpengfei
 * @Date: 2021-12-02 19:31:22
 * @Description：替换空格
 */
public class QuesOffer05TiHuanKongGeLcof {
    public static void main(String[] args) {
        Solution solution = new QuesOffer05TiHuanKongGeLcof().new Solution();
    }

    //leetcode submit region begin(Prohibit modification and deletion)
    class Solution {
        public String replaceSpace(String s) {
            int length = s.length();
            char[] array = new char[length * 3];
            int size = 0;
            for (int i = 0; i < length; i++) {
                if (s.charAt(i) == ' ') {
                    array[size++] = '%';
                    array[size++] = '2';
                    array[size++] = '0';
                } else {
                    array[size++] = s.charAt(i);
                }
            }
            return new String(array, 0, size);
        }
    }
//leetcode submit region end(Prohibit modification and deletion)

}